67650320

素因数分解:

$2^4\times 5^1\times {\mathrm{647}}^1\times {\mathrm{1307}}^1$

素因数の和:1967

約数の個数: 40

約数和(自身を含む): 157650624

約数和(自身を除く): 90000304

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 647, 1294, 1307, 2588, 2614, 3235, 5176, 5228, 6470, 6535, 10352, 10456, 12940, 13070, 20912, 25880, 26140, 51760, 52280, 104560, 845629, 1691258, 3382516, 4228145, 6765032, 8456290, 13530064, 16912580, 33825160, 67650320]

約数ペア:

[(1, 67650320), (2, 33825160), (4, 16912580), (5, 13530064), (8, 8456290), (10, 6765032), (16, 4228145), (20, 3382516), (40, 1691258), (80, 845629), (647, 104560), (1294, 52280), (1307, 51760), (2588, 26140), (2614, 25880), (3235, 20912), (5176, 13070), (5228, 12940), (6470, 10456), (6535, 10352)]